The TowSmart ProClass OEM to 7-Blade Trailer Light Wiring Connector is the quickest and easiest way to make electrical connections. The housing design provides an exact OEM fit to the tow vehicle. The connector provides taillights, brake lights, turn signals, electric brake, auxiliary power, ground, and reverse lights. The single housing design plugs into your vehicle's electrical harness and requires no wiring. It provides an ergonomic, durable plastic construction that is corrosion-resistant to withstand extreme weather.